Hayward Threaded Strainer Cover | SPX3100D category_gas-log-sets This spa light kit often

This spa light kit often appears in the walls of hot tubs and spas where illumination is critical

Zodiac designs this assembly to handle the collection of sand

Waterway Plastics produces essential components like the 400-1990 part for reliable pool and spa maintenance

This kit is referenced in pump parts workflows and is used in targeted repair tasks

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Hayward Threaded Strainer Cover | SPX3100D category_gas-log-sets This spa light kit oftenWhat This Part Is Used For The Hayward SPX3100D is a threaded strainer cover used on compatible Hayward pump models. It seals the strainer housing and allows access to the pump basket for routine cleaning. This lid sits at the front of the pump where suction water first enters the system. Why This Part Matters A cracked or warped strainer cover can pull in air and cause the pump to lose prime. That leads to low flow, noisy operation, and potential